About: http://webisa.webdatacommons.org/453611482

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Iron and other metals sunk to the center, silicates rose to the mantle, and the volatiles made their way to the surface.
http://www.w3.org/ns/prov#wasQuotedFrom	unmannedspaceflight.com